Search Results for author: Ran Ding

Found 4 papers, 3 papers with code

Unravel Anomalies: An End-to-end Seasonal-Trend Decomposition Approach for Time Series Anomaly Detection

1 code implementation30 Sep 2023 Zhenwei Zhang, Ruiqi Wang, Ran Ding, Yuantao Gu

Traditional Time-series Anomaly Detection (TAD) methods often struggle with the composite nature of complex time-series data and a diverse array of anomalies.

Anomaly Detection Time Series +1

WEAKLY SEMI-SUPERVISED NEURAL TOPIC MODELS

no code implementations ICLR Workshop LLD 2019 Ian Gemp, Ramesh Nallapati, Ran Ding, Feng Nan, Bing Xiang

We extend NTMs to the weakly semi-supervised setting by using informative priors in the training objective.

Topic Models

Coherence-Aware Neural Topic Modeling

2 code implementations EMNLP 2018 Ran Ding, Ramesh Nallapati, Bing Xiang

Topic models are evaluated based on their ability to describe documents well (i. e. low perplexity) and to produce topics that carry coherent semantic meaning.

Topic Models Variational Inference

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